40778940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35771}}^1$

素因数の和:35802

約数の個数: 48

約数和(自身を含む): 120193920

約数和(自身を除く): 79414980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 35771, 71542, 107313, 143084, 178855, 214626, 357710, 429252, 536565, 679649, 715420, 1073130, 1359298, 2038947, 2146260, 2718596, 3398245, 4077894, 6796490, 8155788, 10194735, 13592980, 20389470, 40778940]

約数ペア:

[(1, 40778940), (2, 20389470), (3, 13592980), (4, 10194735), (5, 8155788), (6, 6796490), (10, 4077894), (12, 3398245), (15, 2718596), (19, 2146260), (20, 2038947), (30, 1359298), (38, 1073130), (57, 715420), (60, 679649), (76, 536565), (95, 429252), (114, 357710), (190, 214626), (228, 178855), (285, 143084), (380, 107313), (570, 71542), (1140, 35771)]